vibe-proxy/backend/sdk/cliproxy/auth/api_key_model_capabilities.go
2026-08-24 00:10:41 +02:00

262 lines
8.9 KiB
Go

package auth
import (
"maps"
"strings"
internalconfig "github.com/router-for-me/CLIProxyAPI/v7/internal/config"
"github.com/router-for-me/CLIProxyAPI/v7/internal/modelconfig"
"github.com/router-for-me/CLIProxyAPI/v7/internal/registry"
"github.com/router-for-me/CLIProxyAPI/v7/internal/thinking"
cliproxyexecutor "github.com/router-for-me/CLIProxyAPI/v7/sdk/cliproxy/executor"
)
const resolvedAPIKeyModelInfoMetadataKey = "cliproxy.resolved_api_key_model_info"
type apiKeyModelCapabilityRoute struct {
upstreamModel string
modelInfo *registry.ModelInfo
}
type apiKeyModelCapabilityTable map[string]map[string][]apiKeyModelCapabilityRoute
type apiKeyModelRoutingSnapshot struct {
config *internalconfig.Config
aliases apiKeyModelAliasTable
capabilities apiKeyModelCapabilityTable
}
func isConfiguredModelRoutingAuth(auth *Auth) bool {
if auth != nil && auth.AuthKind() == AuthKindAPIKey {
return true
}
if auth == nil || auth.AuthSourceKind() != AuthSourceConfig || auth.Attributes == nil {
return false
}
return strings.TrimSpace(auth.Attributes["compat_name"]) != ""
}
func (m *Manager) loadAPIKeyModelRouting() *apiKeyModelRoutingSnapshot {
if m == nil {
return &apiKeyModelRoutingSnapshot{config: &internalconfig.Config{}}
}
snapshot, _ := m.apiKeyModelRouting.Load().(*apiKeyModelRoutingSnapshot)
if snapshot == nil {
return &apiKeyModelRoutingSnapshot{config: &internalconfig.Config{}}
}
return snapshot
}
// ResolvedAPIKeyModelInfo returns the exact configured model definition bound to
// this API-key execution attempt.
func ResolvedAPIKeyModelInfo(req cliproxyexecutor.Request) (*registry.ModelInfo, bool) {
modelInfo, ok := req.Metadata[resolvedAPIKeyModelInfoMetadataKey].(*registry.ModelInfo)
if !ok || modelInfo == nil {
return nil, false
}
return modelInfo, true
}
// CodexAPIKeyModelIsCompat reports whether the selected codex-api-key model has
// is-compat enabled. When true and codex.optimize-multi-agent-v2 is also true,
// Codex MultiAgentV2 agent_message items are converted into portable Responses
// message/user input for third-party Responses-compatible endpoints.
func CodexAPIKeyModelIsCompat(cfg *internalconfig.Config, auth *Auth, model string) bool {
if cfg == nil || auth == nil || !strings.EqualFold(strings.TrimSpace(auth.Provider), "codex") {
return false
}
entry := resolveCodexAPIKeyConfig(cfg, auth)
if entry == nil || len(entry.Models) == 0 {
return false
}
requested := strings.TrimSpace(model)
if requested == "" {
return false
}
baseModel := strings.TrimSpace(thinking.ParseSuffix(requested).ModelName)
if baseModel == "" {
baseModel = requested
}
for i := range entry.Models {
name := strings.TrimSpace(entry.Models[i].Name)
alias := strings.TrimSpace(entry.Models[i].Alias)
if name == "" {
name = alias
}
if alias == "" {
alias = name
}
if name == "" {
continue
}
if strings.EqualFold(name, requested) || strings.EqualFold(name, baseModel) ||
strings.EqualFold(alias, requested) || strings.EqualFold(alias, baseModel) {
return entry.Models[i].IsCompat
}
}
return false
}
func (m *Manager) attachResolvedAPIKeyModelInfo(req cliproxyexecutor.Request, auth *Auth, routeModel, upstreamModel string) cliproxyexecutor.Request {
return attachResolvedAPIKeyModelInfo(m.loadAPIKeyModelRouting(), req, auth, routeModel, upstreamModel)
}
func attachResolvedAPIKeyModelInfo(routing *apiKeyModelRoutingSnapshot, req cliproxyexecutor.Request, auth *Auth, routeModel, upstreamModel string) cliproxyexecutor.Request {
modelInfo, ok := lookupAPIKeyModelCapability(routing, auth, routeModel, upstreamModel)
if !ok {
return req
}
metadata := make(map[string]any, len(req.Metadata)+1)
maps.Copy(metadata, req.Metadata)
metadata[resolvedAPIKeyModelInfoMetadataKey] = modelInfo
req.Metadata = metadata
return req
}
func lookupAPIKeyModelCapability(routing *apiKeyModelRoutingSnapshot, auth *Auth, routeModel, upstreamModel string) (*registry.ModelInfo, bool) {
if !isConfiguredModelRoutingAuth(auth) || routing == nil {
return nil, false
}
byRoute := routing.capabilities[strings.TrimSpace(auth.ID)]
if len(byRoute) == 0 {
return nil, false
}
requestedModel := rewriteModelForAuth(strings.TrimSpace(routeModel), auth)
_, candidates := modelAliasLookupCandidates(requestedModel)
routes := make([]apiKeyModelCapabilityRoute, 0)
for _, candidate := range candidates {
routes = append(routes, byRoute[strings.ToLower(strings.TrimSpace(candidate))]...)
}
selected := strings.TrimSpace(upstreamModel)
for _, route := range routes {
if strings.EqualFold(strings.TrimSpace(route.upstreamModel), selected) {
return route.modelInfo, route.modelInfo != nil
}
}
for _, route := range routes {
if configuredUpstreamFallbackMatches(route.upstreamModel, selected) {
return route.modelInfo, route.modelInfo != nil
}
}
return nil, false
}
func configuredUpstreamFallbackMatches(configured, selected string) bool {
configuredResult := thinking.ParseSuffix(strings.TrimSpace(configured))
if configuredResult.HasSuffix {
return false
}
selectedResult := thinking.ParseSuffix(strings.TrimSpace(selected))
return strings.EqualFold(strings.TrimSpace(configuredResult.ModelName), strings.TrimSpace(selectedResult.ModelName))
}
func compileAPIKeyModelCapabilitiesForAuth(cfg *internalconfig.Config, auth *Auth) map[string][]apiKeyModelCapabilityRoute {
if cfg == nil || !isConfiguredModelRoutingAuth(auth) {
return nil
}
out := make(map[string][]apiKeyModelCapabilityRoute)
switch strings.ToLower(strings.TrimSpace(auth.Provider)) {
case "gemini":
if entry := resolveGeminiAPIKeyConfig(cfg, auth); entry != nil {
compileConfiguredModelCapabilities(out, entry.Models, "gemini")
}
case "gemini-interactions":
if entry := resolveInteractionsAPIKeyConfig(cfg, auth); entry != nil {
compileConfiguredModelCapabilities(out, entry.Models, "interactions")
}
case "claude":
if entry := resolveClaudeAPIKeyConfig(cfg, auth); entry != nil {
compileConfiguredModelCapabilities(out, entry.Models, "claude")
}
case "codex":
if entry := resolveCodexAPIKeyConfig(cfg, auth); entry != nil {
compileConfiguredModelCapabilities(out, entry.Models, "codex")
}
case "xai":
if entry := resolveXAIAPIKeyConfig(cfg, auth); entry != nil {
compileConfiguredModelCapabilities(out, entry.Models, "xai")
}
case "vertex":
if entry := resolveVertexAPIKeyConfig(cfg, auth); entry != nil {
compileConfiguredModelCapabilities(out, entry.Models, "gemini")
}
default:
providerKey, compatName := "", ""
if auth.Attributes != nil {
providerKey = strings.TrimSpace(auth.Attributes["provider_key"])
compatName = strings.TrimSpace(auth.Attributes["compat_name"])
}
if entry := resolveOpenAICompatConfigForAuth(cfg, auth, providerKey, compatName); entry != nil {
compileOpenAICompatibleModelCapabilities(out, entry.Models)
}
}
if len(out) == 0 {
return nil
}
return out
}
func compileConfiguredModelCapabilities[T interface {
GetName() string
GetAlias() string
GetThinking() *registry.ThinkingSupport
}](out map[string][]apiKeyModelCapabilityRoute, models []T, modelType string) {
for i := range models {
isCompat := false
if compatModel, okCompat := any(models[i]).(interface{ GetIsCompat() bool }); okCompat {
isCompat = compatModel.GetIsCompat()
}
addConfiguredModelCapability(out, models[i].GetName(), models[i].GetAlias(), modelType, models[i].GetThinking(), isCompat)
}
}
func compileOpenAICompatibleModelCapabilities(out map[string][]apiKeyModelCapabilityRoute, models []internalconfig.OpenAICompatibilityModel) {
for i := range models {
support := models[i].Thinking
if support == nil && !models[i].Image {
support = &registry.ThinkingSupport{Levels: []string{"low", "medium", "high"}}
}
addConfiguredModelCapability(out, models[i].Name, models[i].Alias, "openai-compatibility", support, models[i].IsCompat)
}
}
func addConfiguredModelCapability(out map[string][]apiKeyModelCapabilityRoute, name, alias, modelType string, support *registry.ThinkingSupport, isCompat bool) {
name = strings.TrimSpace(name)
alias = strings.TrimSpace(alias)
if name == "" {
name = alias
}
if alias == "" {
alias = name
}
if name == "" {
return
}
modelInfo := modelconfig.ResolveModelInfo(name, modelType, support)
modelInfo.IsCompat = isCompat
route := apiKeyModelCapabilityRoute{upstreamModel: name, modelInfo: modelInfo}
seenKeys := make(map[string]struct{})
for _, routeModel := range []string{alias, name} {
_, candidates := modelAliasLookupCandidates(routeModel)
for _, candidate := range candidates {
key := strings.ToLower(strings.TrimSpace(candidate))
if key == "" {
continue
}
if _, exists := seenKeys[key]; exists {
continue
}
seenKeys[key] = struct{}{}
duplicate := false
for _, existing := range out[key] {
if strings.EqualFold(existing.upstreamModel, route.upstreamModel) {
duplicate = true
break
}
}
if !duplicate {
out[key] = append(out[key], route)
}
}
}
}